--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -302,6 +302,12 @@ static const struct pwm_mediatek_of_data
 	.has_ck_26m_sel = true,
 };
 
+static const struct pwm_mediatek_of_data mt7986_pwm_data = {
+	.num_pwms = 2,
+	.pwm45_fixup = false,
+	.has_ck_26m_sel = true,
+};
+
 static const struct pwm_mediatek_of_data mt8516_pwm_data = {
 	.num_pwms = 5,
 	.pwm45_fixup = false,
@@ -314,6 +320,7 @@ static const struct of_device_id pwm_med
 	{ .compatible = "mediatek,mt7623-pwm", .data = &mt7623_pwm_data },
 	{ .compatible = "mediatek,mt7628-pwm", .data = &mt7628_pwm_data },
 	{ .compatible = "mediatek,mt7629-pwm", .data = &mt7629_pwm_data },
+	{ .compatible = "mediatek,mt7986-pwm", .data = &mt7986_pwm_data },
 	{ .compatible = "mediatek,mt8183-pwm", .data = &mt8183_pwm_data },
 	{ .compatible = "mediatek,mt8516-pwm", .data = &mt8516_pwm_data },
 	{ },